feat: 导入地区样式

web/maintain/price_info_lib/html/main.html

@@ -215,8 +215,8 @@
                     导入操作会覆盖数据，请谨慎操作！！
                 </div>
                 <form>
-                    <div id="import-area" class="form-group" style="margin-bottom: 4px !important;">
-                        <label>地区</label>
+                    <div id="import-area" class="form-group" style="margin-bottom: 10px !important;">
+                        <div style="margin-bottom: 4px;">地区</div>
                         <select id="import-parent-area" class="form-control-sm" name="parentArea" style="width: 100px;">
                         </select>
                         <select id="import-sub-area" class="form-control-sm" name="subArea" style="width: 100px">